30254960

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{743}}^1$

素因数の和:1265

約数の個数: 40

約数和(自身を含む): 70575840

約数和(自身を除く): 40320880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 743, 1018, 1486, 2036, 2545, 2972, 3715, 4072, 5090, 5944, 7430, 8144, 10180, 11888, 14860, 20360, 29720, 40720, 59440, 378187, 756374, 1512748, 1890935, 3025496, 3781870, 6050992, 7563740, 15127480, 30254960]

約数ペア:

[(1, 30254960), (2, 15127480), (4, 7563740), (5, 6050992), (8, 3781870), (10, 3025496), (16, 1890935), (20, 1512748), (40, 756374), (80, 378187), (509, 59440), (743, 40720), (1018, 29720), (1486, 20360), (2036, 14860), (2545, 11888), (2972, 10180), (3715, 8144), (4072, 7430), (5090, 5944)]